Guides A-Z

Guide describing how to correctly air seal a wall with missing top plates or open wall cavities.

Guide describing application of a radiant barrier layer in the attic to block radiant heat transfer between hot surfaces and heat-absorbing surfaces.

This measure guide describes basic steps for installing ceiling fans.

Guide describing how to air seal and insulate a ceiling.

Guide describing how to insulate and air seal dropped ceilings and soffits to prevent air leakage.

This guide describes approaches to buryng and encapsulating ducts in unconditioned attics to increase the overall R-value of duct insulation.

Guide describing method for installing ducts in a duct chase above a dropped ceiling.

Guide describing method for designing and installing ducts in a raised ceiling chase.

Guide describing how to air seal around duct shafts and flues installed through ceilings, walls and flooring in new and existing homes.

Guide describing insulation techniques for skylight shaft walls.

Guide describing wind washing and how to prevent it.